Sokkia's LDT520, is a 5 second Electronic Digital Laser Theodolite. It has a laser beam shooting through the telescope. This feature allows focusing the laser beam for pinpointing the observation. You point the theodolites cross-hairs at the target and fine tune and focus of the red laser beam. This through the lens focusing allows for the world's longest laser range. Top of class dust and water protection. The continuous operation time is over 2.5 times that of its predecessor. The LDT520 Laser Theodolite is designed for directional controls of machines in tunnel excavation, precise marking and alignment in construction and engineering applications. The vertical circle can be set to either Percent of grade or degrees.
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